ABB SACE Emax 3 E2.3N 1600 ACB 4 Pole 1600A 66kA Ekip Aware LSI Fixed Rear Terminals

Why Choose the ABB 1SDA125110R1 Emax 3 Air Circuit Breaker?

The ABB 1SDA125110R1 is a high-performance SACE Emax 3 air circuit breaker designed for reliable protection and switching of low-voltage electrical distribution systems. This fixed four-pole circuit breaker is rated at 1600 A and incorporates an Ekip Aware LSI electronic release for dependable long-time, short-time and instantaneous overcurrent protection in demanding industrial and commercial installations.

As part of the ABB Emax 3 E2.3N circuit breaker series, the unit is engineered for high-current applications requiring robust short-circuit protection and reliable switchboard integration. Its fixed construction and rear-horizontal terminal configuration provide a practical solution for installation within suitable electrical distribution assemblies.

With a rated current of 1600 A, four poles and an Ekip Aware LSI electronic release, the ABB 1SDA125110R1 is suitable for high-capacity feeders, incoming supplies and other low-voltage distribution applications. The E2.3N configuration provides a 66 kA rated short-circuit breaking capacity at 440 V AC and a 66 kA rated short-time withstand current for 1 s.

Key Advantages

• High-capacity ABB SACE Emax 3 air circuit breaker for low-voltage power distribution.
• 1600 A rated current suitable for high-current electrical installations.
• Four-pole fixed configuration for comprehensive circuit protection and switching.
• Integrated Ekip Aware LSI electronic release with long-time, short-time and instantaneous protection functions.
• 66 kA rated short-circuit breaking capacity at 440 V AC.
• 66 kA rated short-time withstand current for 1 s.
• Rear-horizontal terminal arrangement for practical switchboard integration.

Key Features

• ABB SACE Emax 3 E2.3N series.
• 1600 A rated current.
• Four-pole fixed construction.
• Ekip Aware LSI electronic release.
• Long-time, short-time and instantaneous overcurrent protection.
• 66 kA rated short-circuit breaking capacity at 440 V AC.
• 66 kA rated short-time withstand current for 1 s.
• Rear-horizontal terminal configuration.
• Four auxiliary contacts for status and control applications.
• Open/closed circuit-breaker position indication.

Reliable High-Current Power Distribution Protection

Air circuit breakers such as the ABB Emax 3 E2.3N provide switching and overcurrent protection for high-capacity low-voltage electrical distribution systems. The Ekip Aware LSI electronic release combines long-time, short-time and instantaneous protection functions to help protect electrical equipment against overload and short-circuit conditions.

The Emax 3 platform is designed for demanding distribution applications where high current capacity, electronic protection and dependable switching performance are required. The fixed four-pole configuration and rear-horizontal terminals of the 1SDA125110R1 make it suitable for integration into appropriately configured switchboards and power distribution assemblies.

Typical Applications

• Industrial low-voltage power distribution systems.
• Main switchboards and electrical distribution boards.
• High-current feeder protection.
• Incoming supply protection and switching.
• Commercial and industrial electrical installations.
• Power distribution equipment and switchgear assemblies.